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Finding the Fourth Proportional to 46,992.64, 70,488.96 and 23,613.52

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Solution

The fourth proportional to 46,992.64, 70,488.96 and 23,613.52 is: 35,420.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,992.64 : 70,488.96 = 23,613.52 : x
  2. Step 2: Convert to fraction form
    46,992.64/70,488.96 = 23,613.52/x
  3. Step 3: Cross multiply
    46,992.64x = 70,488.96 × 23,613.52
  4. Step 4: Simplify right side
    46,992.64x = 1,664,492,466.74
  5. Step 5: Solve for x
    x = 1,664,492,466.74/46,992.64
  6. Step 6: Final answer
    x = 35,420.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.